[INFO] fetching crate blue_engine_imgui 0.3.1...
[INFO] checking blue_engine_imgui-0.3.1 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate blue_engine_imgui 0.3.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate blue_engine_imgui 0.3.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate blue_engine_imgui 0.3.1
[INFO] tweaked toml for crates.io crate blue_engine_imgui 0.3.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate blue_engine_imgui 0.3.1 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate blue_engine_imgui 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded imgui-winit-support v0.8.2
[INFO] [stderr]   Downloaded wayland-scanner v0.28.6
[INFO] [stderr]   Downloaded wayland-sys v0.28.6
[INFO] [stderr]   Downloaded wayland-commons v0.28.6
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[INFO] [stderr]   Downloaded x11-dl v2.20.0
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[INFO] [stderr]   Downloaded simba v0.7.2
[INFO] [stderr]   Downloaded wgpu-core v0.13.2
[INFO] [stderr]   Downloaded blue_engine v0.4.14
[INFO] [stderr]   Downloaded ash v0.37.0+1.3.209
[INFO] [stderr]   Downloaded wgpu-hal v0.13.2
[INFO] [stderr]   Downloaded syn v1.0.102
[INFO] [stderr]   Downloaded tiny-skia v0.7.0
[INFO] [stderr]   Downloaded freetype-rs v0.26.0
[INFO] [stderr]   Downloaded wide v0.7.5
[INFO] [stderr]   Downloaded winit v0.27.3
[INFO] [stderr]   Downloaded wgpu v0.13.1
[INFO] [stderr]   Downloaded imgui v0.8.2
[INFO] [stderr]   Downloaded ttf-parser v0.6.2
[INFO] [stderr]   Downloaded wayland-protocols v0.28.6
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.12.3
[INFO] [stderr]   Downloaded imgui-wgpu v0.20.0
[INFO] [stderr]   Downloaded env_logger v0.9.1
[INFO] [stderr]   Downloaded spin v0.9.4
[INFO] [stderr]   Downloaded image v0.24.4
[INFO] [stderr]   Downloaded naga v0.9.0
[INFO] [stderr]   Downloaded half v2.1.0
[INFO] [stderr]   Downloaded weezl v0.1.7
[INFO] [stderr]   Downloaded nalgebra v0.31.1
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[INFO] [stderr]   Downloaded serde_derive v1.0.145
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[INFO] [stderr]   Downloaded wgpu-types v0.13.2
[INFO] [stderr]   Downloaded mio-misc v1.2.2
[INFO] [stderr]   Downloaded ndk v0.3.0
[INFO] [stderr]   Downloaded png v0.17.6
[INFO] [stderr]   Downloaded imgui-sys v0.8.2
[INFO] [stderr]   Downloaded tiny-skia-path v0.7.0
[INFO] [stderr]   Downloaded sctk-adwaita v0.4.2
[INFO] [stderr]   Downloaded servo-fontconfig v0.5.1
[INFO] [stderr]   Downloaded memmap2 v0.5.7
[INFO] [stderr]   Downloaded winit_input_helper v0.13.0
[INFO] [stderr]   Downloaded bytemuck v1.12.1
[INFO] [stderr]   Downloaded d3d12 v0.5.0
[INFO] [stderr]   Downloaded gpu-descriptor v0.2.3
[INFO] [stderr]   Downloaded indexmap v1.9.1
[INFO] [stderr]   Downloaded jpeg-decoder v0.2.6
[INFO] [stderr]   Downloaded profiling v1.0.7
[INFO] [stderr]   Downloaded chlorine v1.0.10
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.11
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[INFO] [stderr]   Downloaded crossbeam-queue v0.3.6
[INFO] [stderr]   Downloaded ndk-glue v0.3.0
[INFO] [stderr]   Downloaded ab_glyph_rasterizer v0.1.7
[INFO] [stderr]   Downloaded owned_ttf_parser v0.6.0
[INFO] [stderr]   Downloaded rusttype v0.9.2
[INFO] [stderr]   Downloaded calloop v0.6.5
[INFO] [stderr]   Downloaded memmap2 v0.1.0
[INFO] [stderr]   Downloaded wayland-cursor v0.28.6
[INFO] [stderr]   Downloaded libc v0.2.134
[INFO] [stderr]   Downloaded crossfont v0.5.0
[INFO] [stderr]   Downloaded inplace_it v0.3.5
[INFO] [stderr]   Downloaded winit v0.25.0
[INFO] [stderr]   Downloaded bytemuck_derive v1.2.1
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[INFO] [stderr]   Downloaded servo-fontconfig-sys v5.1.0
[INFO] [stderr]   Downloaded freetype-sys v0.13.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ce0de6e00ad385bc56c014708ed7c89ea4d05975669c051482997b1a945ea96
[INFO] running `Command { std: "docker" "start" "-a" "7ce0de6e00ad385bc56c014708ed7c89ea4d05975669c051482997b1a945ea96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ce0de6e00ad385bc56c014708ed7c89ea4d05975669c051482997b1a945ea96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ce0de6e00ad385bc56c014708ed7c89ea4d05975669c051482997b1a945ea96", kill_on_drop: false }`
[INFO] [stdout] 7ce0de6e00ad385bc56c014708ed7c89ea4d05975669c051482997b1a945ea96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12044196c68fc60f999c093530772210d7e6d3946821dbb8256d155e93c51003
[INFO] running `Command { std: "docker" "start" "-a" "12044196c68fc60f999c093530772210d7e6d3946821dbb8256d155e93c51003", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.134
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking libloading v0.7.3
[INFO] [stderr]     Checking once_cell v1.15.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.46/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling crossbeam-utils v0.8.12
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "12044196c68fc60f999c093530772210d7e6d3946821dbb8256d155e93c51003", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12044196c68fc60f999c093530772210d7e6d3946821dbb8256d155e93c51003", kill_on_drop: false }`
[INFO] [stdout] 12044196c68fc60f999c093530772210d7e6d3946821dbb8256d155e93c51003